# Algorithms vs Java Prep

The clearest difference is update cadence: Algorithms at weekly against Java Prep's every 6 weeks. Algorithms also leads on chart position (#200 vs unranked) and iOS requirement (13.0 vs 16). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Algorithms sells 3 one-off in-app purchases and Java Prep sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Algorithms ships an update weekly, Java Prep every 6 weeks. The most recent releases landed on September 6, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Algorithms | Java Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/algorithms-animated-learning/id6744860350/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#200** | — |
| Size | 17 MB | 17 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [琰琰 胡](https://appshunter.io/developer/1809315777) | [嘉 邱](https://appshunter.io/developer/1708883953) |

## What reviewers say

### Algorithms

[App page](https://appshunter.io/ios/app/algorithms-animated-learning/id6744860350)

**Currently charting:** #200 Top Grossing · Developer Tools (US App Store)

This app makes learning complex algorithms intuitive through dynamic, step-by-step animations and line-by-line code analysis. It offers case-based problem explanations, in-depth algorithm analysis, and weekly updates with trending problems. Ideal for students, job seekers, and competitive programmers.

**Highlights:** Dynamic animated demonstrations, Line-by-line code analysis, Case-based problem explanations, Algorithm analysis and insights, Weekly trending algorithm updates

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock easy problems | $1.99 | one-time |
| Unlock medium & hard problems | $2.99 | one-time |
| Unlock all problems | $3.99 | one-time |


### Java Prep

[App page](https://appshunter.io/ios/app/java-prep/id6748876631)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Quarterly Membership | $2.99 | per 3 months |
| Semi-Annual Membership | $5.99 | per 6 months |


## Frequently asked questions

### Is Algorithms free?

Algorithms is free to download, with in-app purchases available.

### Is Java Prep free?

Java Prep is free to download, with in-app purchases available.

### Do Algorithms or Java Prep have ads?

Neither Algorithms nor Java Prep shows ads.

### Which is updated more often, Algorithms or Java Prep?

Algorithms ships an update weekly, and Java Prep every 6 weeks. Most recently, Algorithms was updated on September 6, 2026 and Java Prep on September 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*